The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 ...

A major California fault once thought to be stable is quietly shifting beneath neighborhoods, schools, and it could lead to a ...

Authorities lifted an evacuation warning for residents near Mount Diablo after a wildfire broke out on the mountain Monday just as fire crews also had to fight a wildfire in Rodeo, officials said.

A vegetation fire broke out near the base of Mount Diablo on Monday afternoon.

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

A swarm of hundreds of small earthquakes was reported at Mount Rainier starting Tuesday morning.

JAKARTA, Indonesia — Indonesia's rumbling Mount Lewotobi Laki Laki erupted Monday, sending a column of volcanic materials as ...

Understanding the similarities and differences of the deserts on Earth and Mars will help space travelers survive future ...

Here, you’ll get to experience the “skyline” part of the East Bay Skyline Trail. On a clear day, you can see across the Bay to San Francisco, and out eastward toward Mt. Diablo.